Home / 7,820.91-10,792.42-4,464.03

Finding the Fourth Proportional to 7,820.91, 10,792.42 and 4,464.03

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Solution

The fourth proportional to 7,820.91, 10,792.42 and 4,464.03 is: 6,160.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,820.91 : 10,792.42 = 4,464.03 : x
  2. Step 2: Convert to fraction form
    7,820.91/10,792.42 = 4,464.03/x
  3. Step 3: Cross multiply
    7,820.91x = 10,792.42 × 4,464.03
  4. Step 4: Simplify right side
    7,820.91x = 48,177,686.65
  5. Step 5: Solve for x
    x = 48,177,686.65/7,820.91
  6. Step 6: Final answer
    x = 6,160.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.